47. How has COVID-19 highlighted the impact of respiratory diseases globally?
(A) By decreasing the global incidence of respiratory diseases
(B) Through causing a significant number of deaths between 2020 and 2021
(C) By leading to a decrease in pollution levels worldwide
(D) Through the introduction of new treatments for respiratory conditions
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統計: A(5), B(221), C(3), D(5), E(0) #3223567
統計: A(5), B(221), C(3), D(5), E(0) #3223567